898180081933 has 2 divisors, whose sum is σ = 898180081934. Its totient is φ = 898180081932.

The previous prime is 898180081873. The next prime is 898180081991. The reversal of 898180081933 is 339180081898.

898180081933 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (898180081991) can be obtained adding 898180081933 to its sum of digits (58).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 781982952804 + 116197129129 = 884298^2 + 340877^2 .

It is a cyclic number.

It is not a de Polignac number, because 898180081933 - 2²⁹ = 897643211021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (898180081133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449090040966 + 449090040967.

It is an arithmetic number, because the mean of its divisors is an integer number (449090040967).

Almost surely, 2^898180081933 is an apocalyptic number.

It is an amenable number.

898180081933 is a deficient number, since it is larger than the sum of its proper divisors (1).

898180081933 is an equidigital number, since it uses as much as digits as its factorization.

898180081933 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2985984, while the sum is 58.

The spelling of 898180081933 in words is "eight hundred ninety-eight billion, one hundred eighty million, eighty-one thousand, nine hundred thirty-three".